Tools and Machinery
| Fri 14 Aug 2026
Beijing, Aug. 15 -- Guangdong Zhongnan Iron and Steel has applied Chinese patent for Preparation Method and Application of High-pressure-resistance Bearing Rolling Body. Liu Dong, Long Hu, Lu Jinlong, Huang Zhuming, Yu Ta-hua, Lee Ji-young, Wang Yangfa, Dong Songtao, He Haifeng, Liu Chensheng, Ye Dexin, Zhou Nan, Yuan Chengwen, ..